Wastewater treatment system



FIG. 1 is a top isometric view of a wastewater treatment system showing our new design.

FIG. 2 is a bottom isometric view thereof.

FIG. 3 is a front elevational view thereof.

FIG. 4 is a right side elevational view thereof.

FIG. 5 is a left side elevational view thereof.

FIG. 6 is a rear elevational view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings illustrate portions of the wastewater treatment system which form no part of the claimed design. The dash-dot broken lines define the bounds of the claim and form no part of the claimed design. 

CLAIM The ornamental design for a wastewater treatment system, as shown and described. 